ARM: msm: remove reference to MSM_SERIAL_DEBUGGER

This is a dangling symbol in the kernel: there is no config option
for the MSM_SERIAL_DEBUGGER anywhere in the kernel.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

arch/arm/mach-msm/board-msm7x30.c

@@ -124,7 +124,7 @@ struct msm_gpiomux_config msm_gpiomux_configs[GPIOMUX_NGPIOS] = {
 static struct platform_device *devices[] __initdata = {
 	&msm_clock_7x30,
 	&msm_device_gpio_7x30,
-#if defined(CONFIG_SERIAL_MSM) || defined(CONFIG_MSM_SERIAL_DEBUGGER)
+#if defined(CONFIG_SERIAL_MSM)
         &msm_device_uart2,
 #endif
 	&msm_device_smd,